ISRC DE1E12210012

Verified recording

DE1E12210012 is “12 Duets For Two Horns, K. 487: XII. Allegro” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0x5fef2bce7d2f5064daea766c76b9a45f515781e928704ff283c1e9c8dfc0405a and independently timestamped in Bitcoin block 960468 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DE1E12210012.

Recording identifiers

ISRC
DE1E12210012
Title
12 Duets For Two Horns, K. 487: XII. Allegro
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x5fef2bce7d2f5064daea766c76b9a45f515781e928704ff283c1e9c8dfc0405a

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T21:25:57+00:00
Bitcoin block
960468
Canonical record hash
sha256:a5c2d04aa3d7f6ad9a4bfafef58f0afabdb6d5628ea1c4534654fe7bcdf27cc5
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DE1E12210012
Bitcoin block existence check
https://blockstream.info/api/block/960468

Full record

Track page: 12 Duets For Two Horns, K. 487: XII. Allegro · Machine-readable JSON-LD